Globally, Gacu (Gacu 
) is a very rare principally boy's, but very infrequently girly forename. The forename Gacu is habitual in Eastern Europe, particularly Romania, where it is a rare boy's name. Much more prevalently, Gacu is the last name as well as the forename.
Roy, Romar, Roger, Rouel, Rowel, Rexon, Ricky, Delia, Danny, Dandy, Dario, G-Ann, Lanie, Lenie, Lelia, Lotis, Loida, Lucyl, Lyzil, Jonna, Jovel, Jenly, Romeo, Romel, Rayan, Carlo, Joy, Tom, Mark, Aida, Rene, Riza, Ruel, Rhea, Dina, Gina, Jerry, Leny, John, Jony, Judy, Noli, Nene, Zeny, Maura, Arlyn, Ardie, Chris, Lita, and Jelve